11211002121233 has 32 divisors (see below), whose sum is σ = 11355864199680. Its totient is φ = 11067595418880.

The previous prime is 11211002121229. The next prime is 11211002121257. The reversal of 11211002121233 is 33212120011211.

It is a cyclic number.

It is not a de Polignac number, because 11211002121233 - 2² = 11211002121229 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (11211002121533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15170503178 + ... + 15170503916.

It is an arithmetic number, because the mean of its divisors is an integer number (354870756240).

Almost surely, 2^{11211002121233} is an apocalyptic number.

It is an amenable number.

11211002121233 is a deficient number, since it is larger than the sum of its proper divisors (144862078447).

11211002121233 is a wasteful number, since it uses less digits than its factorization.

11211002121233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2157.

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 11211002121233 its reverse (33212120011211), we get a palindrome (44423122132444).

The spelling of 11211002121233 in words is "eleven trillion, two hundred eleven billion, two million, one hundred twenty-one thousand, two hundred thirty-three".